Ntdw60 Media Gateway Controller Leds - Nortel 1000E Maintenance Manual

40 Hardware maintenance tools
Excluding DSP daughterboards, MGC card features include:
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NTDW60 Media Gateway Controller LEDs

The Media Gateway Controller faceplate provides a 4-character LED display
that indicates normal or abnormal situations during system initialization
and regular operation of the MGC.
Media Gateway Controller LED display during system
initialization
During system initialization, diagnostic information from the associated
sanity tests appears on the MGC faceplate. The following table summarizes
this information.
Table 3
MGC LED messages during system initialization
Message
BOOT
POST
PASS
Exxx
LOAD
In a successful initialization, the diagnostic messages appear in the
following order: BOOT, POST, PASS, LOAD.
If a fatal error occurs during the self-test, an error code appears. The PASS
and LOAD messages do not appear.
Copyright © 2007, Nortel Networks
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internal compact flash, which appears to the software as a standard
hard disk drive
six 100BaseT Ethernet ports
three SDI ports
four-character LED display
Description
The first message displayed when the system becomes active.
Power-on self-test, displayed while the MGC carries out system
hardware tests.
Power-on self-test pass.
Error code, where xxx is a numeric value. The system has
detected a serious error. See
(page 41) for error code details.
Application software is loading.
Nortel Communication Server 1000
Communication Server 1000E Maintenance
NN43041-700 01.02 Standard
Release 5.0 20 June 2007
Table 5 "MGC LED error codes"